#include<stdio.h>
int main()
{
    int a;

    scanf("%d",&a);

    switch (a)
    {
    case 1:printf("one");break;
    case 2:printf("two");break;
    case 3:printf("three");break;
    case 4:printf("four");break;
    case 5:printf("five");break;
    case 6:printf("six");break;
    case 7:printf("seven");break;
    case 8:printf("eight");break;
    case 9:printf("nine");break;
    default:printf("out");break;
    }
    
    return 0;
}